One such commonly used medication for dermatologic and rheumatologic inflammatory conditions is hydroxychloroquine (Plaquenil), a chloroquine derivative. It is used to treat many diseases including malaria, rheumatoid arthritis and systemic lupus erythematosus. How often to take aralen Hydroxychloroquine olecranon bursitis A total of 226 drugs are known to interact with Plaquenil, including 8 major drug interactions. For a full list that can be easily searched, visit You should avoid taking antacids or Kaopectate within 4 hours of taking Plaquenil. Some antacids may make it harder for your body to absorb the medication. Hydroxychloroquine sulfate HCQ, Plaquenil is an analogue of chloroquine CQ, an antimalarial agent, used for the treatment of systemic lupus erythematosus, rheumatoid arthritis and other autoimmune disorders. Its use has been associated with severe retinal toxicity, requiring a discontinuation of therapy. Patients suffering from chloroquine and hydroxychloroquine retinal toxicity were referred for study. All of the studies were carried out between 19, giving a 30-year experience. This is a retrospective study of these patients. The patient population included three cases of chloroquine and 26 cases of hydroxychloroquine retinal toxicity. It is imperative that patients and physicians are aware of and watch for this drug’s ocular side effects. Retinal toxicity from hydroxychloroquine is rare, but even if the medication is discontinued, vision loss may be irreversible and may continue to progress. Plaquenil ful fielderg severe How to Succeed in Plaquenil Screenings, Retinal toxicity associated with chronic exposure to. Doxycycline and plaquenil togetherHydroxychloroquine autophagy Some of the dosage forms listed on this page may not apply to the brand name Plaquenil. For the Consumer. Applies to hydroxychloroquine oral tablet. Along with its needed effects, hydroxychloroquine the active ingredient contained in Plaquenil may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention. Plaquenil Side Effects Common, Severe, Long Term -. Retinal toxicity to antimalarial drugs chloroquine and.. Hydroxychloroquine Sulfate Drug Information, Professional. Severe constriction with a central island. Unfortunately, this is end stage glaucoma. At this point, many patients still have great central vision of 20/20 to 20/50, but peripheral vision is nearly gone. Here, we switch patients over to an HVF 10-2 to better follow their progression. 5 Nasal steppe. This is another common glaucomatous field. Worsening of psoriasis and porphyria Use of PLAQUENIL in patients with psoriasis may precipitate a severe attack of psoriasis. When used in patients with porphyria the condition may be exacerbated. When used in patients with porphyria the condition may be exacerbated. And, as far as Plaquenil and eye problems, the Ophthamologists I've talked to including a Neuro Ophthalmologist say that while Plaquenil can cause serious damage to the optic nerve, it's very rare. Annual appointments with an ophthalmologist are important in order to catch any problems early.